In my answer [here][1], I was explaining about [Internationalized country code top-level domains][2]. Unfortunately, standard links for some reason do not allow users to click on such links.

 Such addresses are valid, so I believe that this is a bug which needs to be fixed.



  [1]: http://superuser.com/questions/193931/how-do-people-type-different-languages-into-computer/193959#193959
  [2]: http://en.wikipedia.org/wiki/Internationalized_country_code_top-level_domain